Note 11 - Mezzanine Equity and Stockholders' Equity - Redeemable Noncontrolling Interest (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Beginning balance	$ 5,210
Net income attributable to and accretion of redeemable noncontrolling interest	(617)	$ (397)
Ending balance	5,818
AvePoint EduTech PTE. LTD. [Member]
Beginning balance	5,210
Net income attributable to and accretion of redeemable noncontrolling interest	(97)
Other comprehensive income (loss) attributable to redeemable noncontrolling interest	(9)
Adjustment to present redemption value as of March 31, 2022	714
Ending balance	$ 5,818

Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest.

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Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

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Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.

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